20297926

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{7043}}^1$

素因数の和:7187

約数の個数: 16

約数和(自身を含む): 33473088

約数和(自身を除く): 13175162

約数列:

[1, 2, 11, 22, 131, 262, 1441, 2882, 7043, 14086, 77473, 154946, 922633, 1845266, 10148963, 20297926]

約数ペア:

[(1, 20297926), (2, 10148963), (11, 1845266), (22, 922633), (131, 154946), (262, 77473), (1441, 14086), (2882, 7043)]